diff --git a/core/dcschema.mcf b/core/dcschema.mcf
index 247f14250..957214d8a 100644
--- a/core/dcschema.mcf
+++ b/core/dcschema.mcf
@@ -5776,3 +5776,41 @@ typeOf: schema:Property
 domainIncludes: dcs:StatVarGroupSpec
 rangeIncludes: schema:Text
 description: "Observation properties that are used to generate StatVarGroup nodes."
+
+Node: dcid:previousMaritalStatus
+typeOf: dcs:Property
+name: "previousMaritalStatus"
+description: "The marital status of an individual immediately prior to their most recent marriage."
+domainIncludes: dcs:Person
+rangeIncludes: dcs:PreviousMaritalStatusEnum
+
+Node: dcid:PreviousMaritalStatusEnum
+typeOf: schema:Class
+subClassOf: dcs:Enumeration
+name: "PreviousMaritalStatusEnum"
+description: "The enumeration class representing an individual's prior marital status before a marriage transition."
+
+Node: dcid:PreviouslyDivorced
+typeOf: dcs:PreviousMaritalStatusEnum
+name: "Previously Divorced"
+description: "The individual's marital status immediately prior to their current marriage was legally divorced."
+
+Node: dcid:PreviouslyWidowed
+typeOf: dcs:PreviousMaritalStatusEnum
+name: "Previously Widowed"
+description: "The individual's marital status immediately prior to their current marriage was widowed."
+
+Node: dcid:PreviouslyInRegisteredPartnership
+typeOf: dcs:PreviousMaritalStatusEnum
+name: "Previously in Registered Partnership"
+description: "The individual's marital status immediately prior to their current marriage was a legally registered civil partnership or union."
+
+Node: dcid:PreviouslyNeverMarried
+typeOf: dcs:PreviousMaritalStatusEnum
+name: "Previously Never Married"
+description: "The individual's marital status immediately prior to their current marriage was single or never legally married."
+
+Node: dcid:PreviouslyUnknownMaritalStatus
+typeOf: dcs:PreviousMaritalStatusEnum
+name: "Previously Unknown Marital Status"
+description: "The individual's marital status immediately prior to their current marriage was unknown or unstated in the source records."
diff --git a/core/stat_var_group_spec.mcf b/core/stat_var_group_spec.mcf
index b221613d5..cac80ece4 100644
--- a/core/stat_var_group_spec.mcf
+++ b/core/stat_var_group_spec.mcf
@@ -18345,3 +18345,10 @@ populationType: dcid:SDG_SE_GCEDESD_SAS
 typeOf: dcid:StatVarGroupSpec
 vertical: dcid:dc/g/SDG_13.3.1
 
+Node: dc/spec/10mlfzp4b4wh9
+constraintProperties: dcid:previousMaritalStatus
+dcid: "dc/spec/10mlfzp4b4wh9"
+observationProperties: "measuredProperty=count"
+populationType: dcid:Person
+typeOf: dcid:StatVarGroupSpec
+vertical: dcid:dc/g/Demographics
diff --git a/stat_vars/EuroStat_Marriages_by_sex_and_previous_marital_status_stat_vars.mcf b/stat_vars/EuroStat_Marriages_by_sex_and_previous_marital_status_stat_vars.mcf
new file mode 100644
index 000000000..f770613c9
--- /dev/null
+++ b/stat_vars/EuroStat_Marriages_by_sex_and_previous_marital_status_stat_vars.mcf
@@ -0,0 +1,99 @@
+Node: dcid:Count_Person_Female_Married_PreviouslyDivorced
+typeOf: dcid:StatisticalVariable
+name: "Count person: gender female, marital status married, previous marital status previously divorced"
+populationType: dcid:Person
+measuredProperty: dcid:count
+statType: dcid:measuredValue
+gender: dcid:Female
+maritalStatus: dcid:Married
+previousMaritalStatus: dcid:PreviouslyDivorced
+
+Node: dcid:Count_Person_Female_Married_PreviouslyInRegisteredPartnership
+typeOf: dcid:StatisticalVariable
+name: "Count person: gender female, marital status married, previous marital status previously in registered partnership"
+populationType: dcid:Person
+measuredProperty: dcid:count
+statType: dcid:measuredValue
+gender: dcid:Female
+maritalStatus: dcid:Married
+previousMaritalStatus: dcid:PreviouslyInRegisteredPartnership
+
+Node: dcid:Count_Person_Female_Married_PreviouslyNeverMarried
+typeOf: dcid:StatisticalVariable
+name: "Count person: gender female, marital status married, previous marital status previously never married"
+populationType: dcid:Person
+measuredProperty: dcid:count
+statType: dcid:measuredValue
+gender: dcid:Female
+maritalStatus: dcid:Married
+previousMaritalStatus: dcid:PreviouslyNeverMarried
+
+Node: dcid:Count_Person_Female_Married_PreviouslyUnknownMaritalStatus
+typeOf: dcid:StatisticalVariable
+name: "Count person: gender female, marital status married, previous marital status previously unknown marital status"
+populationType: dcid:Person
+measuredProperty: dcid:count
+statType: dcid:measuredValue
+gender: dcid:Female
+maritalStatus: dcid:Married
+previousMaritalStatus: dcid:PreviouslyUnknownMaritalStatus
+
+Node: dcid:Count_Person_Female_Married_PreviouslyWidowed
+typeOf: dcid:StatisticalVariable
+name: "Count person: gender female, marital status married, previous marital status previously widowed"
+populationType: dcid:Person
+measuredProperty: dcid:count
+statType: dcid:measuredValue
+gender: dcid:Female
+maritalStatus: dcid:Married
+previousMaritalStatus: dcid:PreviouslyWidowed
+
+Node: dcid:Count_Person_Male_Married_PreviouslyDivorced
+typeOf: dcid:StatisticalVariable
+name: "Count person: gender male, marital status married, previous marital status previously divorced"
+populationType: dcid:Person
+measuredProperty: dcid:count
+statType: dcid:measuredValue
+gender: dcid:Male
+maritalStatus: dcid:Married
+previousMaritalStatus: dcid:PreviouslyDivorced
+
+Node: dcid:Count_Person_Male_Married_PreviouslyInRegisteredPartnership
+typeOf: dcid:StatisticalVariable
+name: "Count person: gender male, marital status married, previous marital status previously in registered partnership"
+populationType: dcid:Person
+measuredProperty: dcid:count
+statType: dcid:measuredValue
+gender: dcid:Male
+maritalStatus: dcid:Married
+previousMaritalStatus: dcid:PreviouslyInRegisteredPartnership
+
+Node: dcid:Count_Person_Male_Married_PreviouslyNeverMarried
+typeOf: dcid:StatisticalVariable
+name: "Count person: gender male, marital status married, previous marital status previously never married"
+populationType: dcid:Person
+measuredProperty: dcid:count
+statType: dcid:measuredValue
+gender: dcid:Male
+maritalStatus: dcid:Married
+previousMaritalStatus: dcid:PreviouslyNeverMarried
+
+Node: dcid:Count_Person_Male_Married_PreviouslyUnknownMaritalStatus
+typeOf: dcid:StatisticalVariable
+name: "Count person: gender male, marital status married, previous marital status previously unknown marital status"
+populationType: dcid:Person
+measuredProperty: dcid:count
+statType: dcid:measuredValue
+gender: dcid:Male
+maritalStatus: dcid:Married
+previousMaritalStatus: dcid:PreviouslyUnknownMaritalStatus
+
+Node: dcid:Count_Person_Male_Married_PreviouslyWidowed
+typeOf: dcid:StatisticalVariable
+name: "Count person: gender male, marital status married, previous marital status previously widowed"
+populationType: dcid:Person
+measuredProperty: dcid:count
+statType: dcid:measuredValue
+gender: dcid:Male
+maritalStatus: dcid:Married
+previousMaritalStatus: dcid:PreviouslyWidowed
diff --git a/stat_vars/EuroStat_Population_on_1_January_by_age_and_sex_stat_vars.mcf b/stat_vars/EuroStat_Population_on_1_January_by_age_and_sex_stat_vars.mcf
new file mode 100644
index 000000000..b3f25e492
--- /dev/null
+++ b/stat_vars/EuroStat_Population_on_1_January_by_age_and_sex_stat_vars.mcf
@@ -0,0 +1,25 @@
+Node: dcid:Count_Person_AgeNotStated
+typeOf: dcid:StatisticalVariable
+name: "Number of people with unknown age"
+populationType: dcid:Person
+measuredProperty: dcid:count
+statType: dcid:measuredValue
+age: dcid:AgeNotStated
+
+Node: dcid:Count_Person_AgeNotStated_Female
+typeOf: dcid:StatisticalVariable
+name: "Number of females with unknown age"
+populationType: dcid:Person
+measuredProperty: dcid:count
+statType: dcid:measuredValue
+age: dcid:AgeNotStated
+gender: dcid:Female
+
+Node: dcid:Count_Person_AgeNotStated_Male
+typeOf: dcid:StatisticalVariable
+name: "Number of males with unknown age"
+populationType: dcid:Person
+measuredProperty: dcid:count
+statType: dcid:measuredValue
+age: dcid:AgeNotStated
+gender: dcid:Male